Herbert Raymond McMaster is a distinguished retired United States Army lieutenant general and a prominent figure in national security strategy. He served as the 25th National Security Advisor from 2017 to 2018 under President Donald Trump, where he leveraged his extensive military experience to shape U.S. foreign policy. McMaster’s tenure was marked by his commitment to countering global threats and enhancing national security, culminating in a Senate confirmation that underscored his leadership capabilities.

A graduate of the United States Military Academy at West Point, McMaster earned a Ph.D. in American history from the University of North Carolina at Chapel Hill. His acclaimed book, *Dereliction of Duty*, critiques American military leadership during the Vietnam War and has become a staple in military education. His operational acumen was demonstrated during the Gulf War, where he commanded Eagle Troop in the Battle of 73 Easting, earning the Silver Star for his exemplary leadership.

Following his active combat roles, McMaster held various strategic positions, including Director of Concept Development and Learning at the U.S. Army Training and Doctrine Command. He played a pivotal role in counterinsurgency operations in Iraq and Afghanistan, where his innovative strategies significantly improved military effectiveness and community relations. His leadership in Tal Afar is particularly noted for transforming counterinsurgency tactics that led to substantial successes against insurgent forces.

Since retiring, McMaster has transitioned to academia and consultancy, serving as a senior fellow at the Hoover Institution and engaging with multiple organizations in advisory roles. His insights on national security continue to influence military and policy strategies, making him a sought-after expert in defense and international relations.